La CONTRAZIONE del MUSCOLO SCHELETRICO

🧬 LECTURE 100 of the Biology course with Giulia The thick myofilaments "slide" over the thin ones, moving toward the Z-line. The contracted sarcomere has the two Z-lines closer to the relaxed sarcomere. 🔎 LET'S DEEPEN TOGETHER 📌 TIMESTAMPS ▶ 0:00 Introduction ▶ 2:44 Muscle Contraction ▶ 9:45 The Sarcoplasmic Reticulum 📷 PHOTO SOURCE ▶ Sarcomere: modified from Richfield, David (2014). "Medical gallery of David Richfield." WikiJournal of Medicine 1 (2). DOI:10.15347/wjm/2014.009. ISSN 2002-4436, CC BY-SA 3.0 http://creativecommons.org/licenses/b..., via Wikimedia Commons ▶ Neuron: Edited by Di Quasar Jarosz of English Wikipedia, CC BY-SA 3.0, https://commons.wikimedia.org/w/index... ▶ Sarcoplasmic reticulum: https://www.flickr.com/photos/1870969... 🧲 RECOVER USEFUL LESSONS ▶ Living things:    • GLI ESSERI VIVENTI - le caratteristiche pe...   ▶ Levels of biological organization: https://www.youtube.com/watch?v=QToh9... ▶ Atoms:    • GLI ATOMI - protoni, neutroni, elettroni, ...   ▶ Histology Playlist:    • Istologia   📱 FOLLOW ME ON SOCIAL MEDIA ▶ YouTube: https://www.youtube.com/channel/UCsvK... ▶ Instagram:   / biologiacon...​   ▶ Facebook:   / biologia-con...​   ✉ CONTACT ME ▶ Email: [email protected]